SINEC NMS < V4.0 SP2: Config File Alteration Allows DLL-Aided Code Exec
CVE-2026-25655 Published on February 10, 2026
A vulnerability has been identified in SINEC NMS (All versions < V4.0 SP2). The affected application permits improper modification of a configuration file by a low-privileged user. This could allow an attacker to load malicious DLLs, potentially leading to arbitrary code execution with administrative privilege.(ZDI-CAN-28107)
Weakness Type
What is a DLL preloading Vulnerability?
The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.
CVE-2026-25655 has been classified to as a DLL preloading vulnerability or weakness.
Products Associated with CVE-2026-25655
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Affected Versions
Siemens SINEC NMS:- Before V4.0 SP2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.